This page needs to be proofread.
180
LIFE MOVEMENTS IN PLANTS
growth for thu mean temperature
is found from the formula: rate of growth at
2
Т+T"
108 per sec
2 mxtx 60 40°U 30°C 22°
 | An image should appear at this position in the text. To use the entire page scan as a placeholder, edit this page and replace "{{missing image}}" with "{{raw image|Life Movements in Plants.djvu/210}}". Otherwise, if you are able to provide the image then please do so. For guidance, see Wikisource:Image guidelines and Help:Adding images. |  |
TIME IN MINUTES FIG. 66.-The Thermo-crescent Curve
